1301350249 has 2 divisors, whose sum is σ = 1301350250. Its totient is φ = 1301350248.

The previous prime is 1301350243. The next prime is 1301350279. The reversal of 1301350249 is 9420531031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1275918400 + 25431849 = 35720^2 + 5043^2 .

It is a cyclic number.

It is not a de Polignac number, because 1301350249 - 2⁵ = 1301350217 is a prime.

It is not a weakly prime, because it can be changed into another prime (1301350243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650675124 + 650675125.

It is an arithmetic number, because the mean of its divisors is an integer number (650675125).

Almost surely, 2^1301350249 is an apocalyptic number.

It is an amenable number.

1301350249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301350249 is an equidigital number, since it uses as much as digits as its factorization.

1301350249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1301350249 is about 36074.2324797077. The cubic root of 1301350249 is about 1091.7706118403.

The spelling of 1301350249 in words is "one billion, three hundred one million, three hundred fifty thousand, two hundred forty-nine".